Siemens 773 fault code meaning
Siemens / 773
Series: SIMODRIVE 611U
Not permissible to active analog input
servo drive
Meaning: For this particular hardware version, it is not permissible to activate the analog input.
Possible causes
Source: SIMODRIVE 611 universal Function Manual FBU 05/2010 (EN, Siemens official site) 7.3